| Boston to Sereflikochisar | 1,856.09 mi (2,987.08 km) |
| Boston to Serik | 1,859.52 mi (2,992.62 km) |
| Boston to Serinhisar | 1,757.04 mi (2,827.68 km) |
| Boston to Serinyol | 2,084.25 mi (3,354.28 km) |
| Boston to Seydisehir | 1,863.28 mi (2,998.67 km) |
| Boston to Seyhan | 2,020.14 mi (3,251.10 km) |
| Boston to Seyitgazi | 1,720.65 mi (2,769.13 km) |
| Boston to Siirt | 2,241.95 mi (3,608.06 km) |
| Boston to Sile | 1,598.38 mi (2,572.35 km) |
| Boston to Silifke | 1,995.17 mi (3,210.91 km) |
| Boston to Silivri | 1,549.57 mi (2,493.80 km) |
| Boston to Silopi | 2,294.48 mi (3,692.60 km) |
| Boston to Simav | 1,671.96 mi (2,690.75 km) |
| Boston to Sinanpasa | 1,736.68 mi (2,794.92 km) |
| Boston to Sindirgi | 1,633.56 mi (2,628.96 km) |
